Description
Improper initialization of x87 and SSE floating-point configuration registers in the __scone_entry component of SCONE before 5.8.0 for Intel SGX allows a local attacker to compromise the execution integrity of floating-point operations in an enclave or access sensitive information via side-channel analysis.
Metrics
CVSS 3.1 7.8/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://jovanbulck.github.io/files/acsac20-fpu.pdfExploit, Third Party Advisory
- https://jovanbulck.github.io/files/oakland24-pandora.pdfExploit, Third Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitleThird Party Advisory, US Government Resource
- https://nvd.nist.gov/vuln/detail/CVE-2020-15107Third Party Advisory, US Government Resource
- https://sconedocs.github.io/release5.7/Release Notes
- https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/best-practices/data-operand-independent-timing-isa-guidance.html#inpage-nav-3-3Technical Description
- https://jovanbulck.github.io/files/acsac20-fpu.pdfExploit, Third Party Advisory
- https://jovanbulck.github.io/files/oakland24-pandora.pdfExploit, Third Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-0561#vulnCurrentDescriptionTitleThird Party Advisory, US Government Resource
- https://nvd.nist.gov/vuln/detail/CVE-2020-15107Third Party Advisory, US Government Resource
- https://sconedocs.github.io/release5.7/Release Notes
- https://www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/best-practices/data-operand-independent-timing-isa-guidance.html#inpage-nav-3-3Technical Description
Timeline
- Published
- Dec 30, 2023
- Last modified
- Jun 17, 2026
- NVD status
- Modified